JPH07329669A - 車両用エアバッグの製造方法 - Google Patents

車両用エアバッグの製造方法

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Publication number
JPH07329669A
JPH07329669A JP6150320A JP15032094A JPH07329669A JP H07329669 A JPH07329669 A JP H07329669A JP 6150320 A JP6150320 A JP 6150320A JP 15032094 A JP15032094 A JP 15032094A JP H07329669 A JPH07329669 A JP H07329669A
Authority
JP
Japan
Prior art keywords
airbag
air bag
shape
cloth
cloths
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP6150320A
Other languages
English (en)
Inventor
Hiroya Ogami
寛也 小神
Osamu Onishi
治 大西
Masahiro Ushio
正弘 牛尾
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyo Tire Corp
Original Assignee
Toyo Tire and Rubber Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toyo Tire and Rubber Co Ltd filed Critical Toyo Tire and Rubber Co Ltd
Priority to JP6150320A priority Critical patent/JPH07329669A/ja
Publication of JPH07329669A publication Critical patent/JPH07329669A/ja
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
    • B29C66/22—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being in the form of recurring patterns
    • B29C66/221—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being in the form of recurring patterns being in the form of a sinusoidal wave
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/14—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation
    • B29C65/16—Laser beams
    • B29C65/1629—Laser beams characterised by the way of heating the interface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/14—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation
    • B29C65/16—Laser beams
    • B29C65/1629—Laser beams characterised by the way of heating the interface
    • B29C65/1654—Laser beams characterised by the way of heating the interface scanning at least one of the parts to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/74—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area
    • B29C65/743—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area using the same tool for both joining and severing, said tool being monobloc or formed by several parts mounted together and forming a monobloc
    • B29C65/7441—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area using the same tool for both joining and severing, said tool being monobloc or formed by several parts mounted together and forming a monobloc for making welds and cuts of other than simple rectilinear form
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/74—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area
    • B29C65/747—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area using other than mechanical means
    • B29C65/7473—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area using other than mechanical means using radiation, e.g. laser, for simultaneously welding and severing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112—Single lapped joints
    • B29C66/1122—Single lap to lap joints, i.e. overlap joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
    • B29C66/22—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being in the form of recurring patterns
    • B29C66/223—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being in the form of recurring patterns being in the form of a triangle wave or of a sawtooth wave, e.g. zigzagged
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
    • B29C66/24—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight
    • B29C66/242—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight said joint lines being closed, i.e. forming closed contours
    • B29C66/2422—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight said joint lines being closed, i.e. forming closed contours being circular, oval or elliptical
    • B29C66/24221—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight said joint lines being closed, i.e. forming closed contours being circular, oval or elliptical being circular
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/43—Joining a relatively small portion of the surface of said articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/729—Textile or other fibrous material made from plastics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/739—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/7392—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic
    • B29C66/73921—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic characterised by the materials of both parts being thermoplastics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2022/00—Hollow articles
    • B29L2022/02—Inflatable articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2022/00—Hollow articles
    • B29L2022/02—Inflatable articles
    • B29L2022/027—Air bags

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Toxicology (AREA)
  • Textile Engineering (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Air Bags (AREA)
  • Laser Beam Processing (AREA)

Abstract

(57)【要約】 【目的】 ２枚のエアバッグ布の外周縁部を接合するこ
とによりエアバッグを製造する方法において、上記布の
裁断と接合とを同時に行うと共に、外周縁部の縫製を省
略する。 【構成】 重合したエアバッグ用布１，６の外形の裁断
を、レーザー光８ａの溶融によって左右に蛇行するジグ
ザグ状または波線状に行い、かつこれらエアバッグ用布
１，６の外周縁部の接合を、上記溶融による接着を利用
し上記ジグザグ状または波線状に行う。

Description

【発明の詳細な説明】
【０００１】
【産業上の利用分野】本発明は車両用エアバッグ装置に
係り、詳しくはゴムや合成樹脂等をコーティングしない
ノンコートのエアバッグ袋体の製造方法に関するもので
ある。
【０００２】
【従来の技術】エアバッグ装置は、通常、ガス発生器で
あるインフレータと、インフレータのガスにより膨張す
るエアバッグとを備えている。
【０００３】上記装置のエアバッグとしては、例えば２
枚の円形、その他形状の布を重合すると共に、これら各
布の外周縁部同士を縫合したものが周知である。
【０００４】かかるエアバッグを袋状に形成する方法と
しては、例えばロール状に巻回された原反布を引き出
し、平面上に置かれたところで打抜き刃またはレーザー
光等により規定の寸法・形状に１枚１枚裁断し、これら
裁断した同形の２枚のエアバッグ用布を重合してこれら
の外周縁部同士を縫製する製法が一般に多く用いられて
いる。
【０００５】
【発明が解決しようとする課題】このように、上記従来
のエアバッグの製法では、エアバッグ用布の裁断と縫製
とが別工程であり、特に縫製工程においては布を回転さ
せながら縫製を行うことから手間と時間がかかるという
問題がある。
【０００６】本発明は、レーザー光による溶断を利用す
ることにより、布の裁断と接合とを同工程で行わしめる
と共に、エアバッグ外周部の縫製を省略することを目的
とするものである。
【０００７】
【課題を解決するための手段】即ち、上記目的に適合す
る本発明のエアバッグの製造方法は、前述の如く原反か
ら２枚のエアバッグ用布を裁断し、これら各布を重合し
て外周縁部を接合することによりエアバッグを形成する
方法において、熱溶融性繊維からなるノンコートの原反
を重合する一方、上記エアバッグ用布外形の裁断を、レ
ーザー光の溶融によって左右に蛇行するジグザグ状また
は波線状に行い、かつこれらエアバッグ用布外周縁部の
接合を、上記溶融による接着を利用し上記ジグザグ状ま
たは波線状に行うことを特徴とする。
【０００８】
【作用】上記本発明の方法においては、エアバッグ用布
の裁断と接合が同時に行え、さらに外周部の縫製が不要
となることからエアバッグの製造を容易に行わしめるこ
とが可能となる。
【０００９】さらに、ジグザグ状または波線状に溶着部
の面積を広くすることによって上記縫製に代わる接合部
の強度を充分に保持することが可能となる。
【００１０】
【実施例】以下、添付図面を参照して本発明の実施例を
説明する。
【００１１】図１及び図２は夫々、本発明実施例の方法
による運転席用エアバッグの製造工程図であり、先ず前
段の作業として、図１に示すように、ステアリング側布
１用の原反２にレーザーヘッド３からのレーザー光３ａ
によってインフレータ取付穴４とベントホール５とを穴
開け裁断する。
【００１２】上記原反２と後述する乗員側布６の原反７
とは夫々ゴムや合成樹脂をコーティングしていないノン
コート布からなり、さらにこのノンコート布は熱溶融性
を有する合成繊維織布、例えばナイロン６またはナイロ
ン６６等のポリアミド系、あるいはポリエチレンテレフ
タレートに代表されるポリエステル系の織布からなって
いる。また、上記レーザーヘッド３は、後述するもう１
台のレーザーヘッド８と同様に、裁断ラインに沿って原
反の裁断が行えるよう駆動できるようになっている。
【００１３】一方、本発明実施例の次の製造工程は図２
に示す状態で行うものであり、先ず前記取付穴４等を開
けたステアリング側布１の原反２と、乗員側布６の原反
７とを交差するように重合する。この原反２と原反７の
夫々の織目同士がなす角度は任意の角度で選べるが、製
造後のエアバッグが展開したときに伸びをもたせるため
に、４５°前後の約３５〜５５°程度の角度をなすよう
に上記原反２，７同士を重合することが好適である。
【００１４】そして同図に示す如く、レーザーヘッド８
からのレーザー光８ａによる溶融によって上記ステアリ
ング側布１と乗員側布６の裁断を２枚同時に行い、かつ
これと共に、これら各布１，６の外周部の接合を、上記
溶融による接着を利用して一連の作業として行う。上記
レーザー光８ａによる裁断は、図３または図４に示すよ
うに、裁断ライン上を左右に蛇行するジグザグ状または
波線状に施すことが重要であり、これによって上記溶融
接着の面積を大ならしめて、上記ステアリング側布１と
乗員側布６の外周縁部の接合に充分な強度をもたせるこ
とが可能となる。
【００１５】なお、図３及び図４に示す如く、上記ジグ
ザグ状または波線状の幅ＬならびにピッチＭは、前者が
約１〜１５ｍｍ程度、後者が約１〜２０ｍｍ程度が強度
とエアバッグ折り畳み時の柔軟性を両立させる上で適当
である。
【００１６】しかして、上記本発明実施例の方法によれ
ば、図５に示す如き円盤状のエアバッグが製造されるも
のであるが、かかる実施例の製造方法においては、エア
バッグ用布の裁断と接合が同時に行え、さらに外周部の
縫製が不要となることからエアバッグの製造を簡便かつ
低コストにて行わしめることが可能で、また、上記外周
部の縫製が省略されることによって、従来の縫製をなく
し、さらにジグザグ状または波線状に溶着部の面積を広
くすることによって上記縫製に代わる接合部の強度を充
分に保持することが可能である。
【００１７】
【発明の効果】以上のように本発明エアバッグの製造方
法は、熱溶融性繊維からなるノンコートの原反を重合す
る一方、上記エアバッグ用布外形の裁断を、レーザー光
の溶融によって左右に蛇行するジグザグ状または波線状
に行い、かつこれらエアバッグ用布外周縁部の接合を、
上記溶融による接着を利用し上記ジグザグ状または波線
状に行うものであり、これによってエアバッグ用布の裁
断と接合が同時に行えると共に、外周部の縫製を不要と
してエアバッグの製造が簡便かつ低コストにてなされ、
さらにジグザグ状または波線状に溶着部の面積を広くす
ることによって上記縫製に代わる接合部の強度を充分に
保持するとの効果を奏するものである。
【図面の簡単な説明】
【図１】本発明実施例の方法による運転席用エアバッグ
の前段の製造工程図である。
【図２】本発明実施例の方法による運転席用エアバッグ
の次の製造工程図である。
【図３】ジグザグ状裁断・接合部の拡大図である。
【図４】波線状裁断・接合部の拡大図である。
【図５】運転席用エアバッグの斜視図である。
【符号の説明】
１ ステアリング側布 ２ ステアリング側布の原反 ３，８ レーザーヘッド ３ａ，８ａ レーザー光 ４ インフレータ取付穴 ５ ベントホール ６ 乗員側布 ７ 乗員側布の原反

Claims (1)

    【特許請求の範囲】
  1. 【請求項１】 原反から２枚のエアバッグ用布を裁断
    し、これら各布を重合して外周縁部を接合することによ
    りエアバッグを形成する方法において、熱溶融性繊維か
    らなるノンコートの原反を重合する一方、上記エアバッ
    グ用布外形の裁断を、レーザー光の溶融によって左右に
    蛇行するジグザグ状または波線状に行い、かつこれらエ
    アバッグ用布外周縁部の接合を、上記溶融による接着を
    利用し上記ジグザグ状または波線状に行うことを特徴と
    する車両用エアバッグの製造方法。
JP6150320A 1994-06-07 1994-06-07 車両用エアバッグの製造方法 Pending JPH07329669A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6150320A JPH07329669A (ja) 1994-06-07 1994-06-07 車両用エアバッグの製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6150320A JPH07329669A (ja) 1994-06-07 1994-06-07 車両用エアバッグの製造方法

Publications (1)

Publication Number Publication Date
JPH07329669A true JPH07329669A (ja) 1995-12-19

Family

ID=15494449

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6150320A Pending JPH07329669A (ja) 1994-06-07 1994-06-07 車両用エアバッグの製造方法

Country Status (1)

Country Link
JP (1) JPH07329669A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2774559A1 (fr) * 1998-06-08 1999-08-13 Altounian Georges Lucien Procede pour la decoupe/soudure de parties de vetements en tissus multicouches, ainsi que vetements et pieces pour vetements obtenus
EP1566259A1 (en) * 2004-02-18 2005-08-24 INVISTA Technologies S.à.r.l. Fabric seam formation by radiation welding process
US7223315B2 (en) 2003-10-21 2007-05-29 Leister Process Technologies Method and apparatus for heating plastics by means of laser beams
DE102007049362A1 (de) * 2007-10-09 2009-04-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren und Vorrichtung zum Schweißen von mindestens zwei Lagen eines polymeren Materials mit Laserstrahlung

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2774559A1 (fr) * 1998-06-08 1999-08-13 Altounian Georges Lucien Procede pour la decoupe/soudure de parties de vetements en tissus multicouches, ainsi que vetements et pieces pour vetements obtenus
WO1999063849A1 (fr) * 1998-06-08 1999-12-16 Georges Lucien Altounian Procede pour la decoupe/soudure de pieces de textiles en tissus multicouches
US7223315B2 (en) 2003-10-21 2007-05-29 Leister Process Technologies Method and apparatus for heating plastics by means of laser beams
EP1566259A1 (en) * 2004-02-18 2005-08-24 INVISTA Technologies S.à.r.l. Fabric seam formation by radiation welding process
WO2005080066A1 (en) * 2004-02-18 2005-09-01 Invista Technologies S.A.R.L. Fabric seam formation by radiation welding process
DE102007049362A1 (de) * 2007-10-09 2009-04-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren und Vorrichtung zum Schweißen von mindestens zwei Lagen eines polymeren Materials mit Laserstrahlung
EP2047969A3 (de) * 2007-10-09 2010-09-22 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren und Vorrichtung zum Schweißen von mindestens zwei Lagen eines polymeren Materials mit Laserstrahlung

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